Mammal Tracks LifeSize Tracking Guide Author:Lynn Levine, Martha Mitchell This mammal tracking guide contains life-size tracks as well as illustrating movement patterns. The guide uses the four basic movement patterns (walkers and trotters, waddlers, bounders and hoppers) as the key to identification. Track measurements are provided along with a ruler on the edge of each page. The tracking guide is printed on water... more »proof paper.« less